var google.golang.org/protobuf/reflect/protoreflect.nilType

4 uses

	google.golang.org/protobuf/reflect/protoreflect (current package)
		value_union.go#L166: 	return v.typ != nilType
		value_union.go#L174: 	case nilType:
		value_union.go#L203: 	case nilType:
		value_unsafe.go#L32: 	nilType     = typeOf(nil)